Catalioti 2001*.

Methods	Non‐randomised study
Participants	Adults
Interventions	BZD (n = 74) Untreated (n = 465)
Outcomes	Mortality
Notes	Venezuela 2001
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	High risk
Allocation concealment (selection bias)	High risk
Blinding of participants and personnel (performance bias) All outcomes	High risk
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Unclear
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Unclear